Staging: ipack: Provide physical memory regions to IPack devices.

This will allow us to use the regular ioremop functions.

Signed-off-by: Jens Taprogge <jens.taprogge@taprogge.org>
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c
index 84e1c273fd61025df1e00d5a0cd58ebba18cfdef..8428e3bfd1a1720bfdcfedb5629a2663209d9d97 100644 (file)
--- a/drivers/staging/ipack/bridges/tpci200.c
+++ b/drivers/staging/ipack/bridges/tpci200.c
@@ -28,6 +28,20 @@ static const u16 tpci200_status_error[] = {
        TPCI200_D_ERROR,
 };
 
+static const size_t tpci200_space_size[IPACK_SPACE_COUNT] = {
+       [IPACK_IO_SPACE]  = TPCI200_IO_SPACE_SIZE,
+       [IPACK_ID_SPACE]  = TPCI200_ID_SPACE_SIZE,
+       [IPACK_INT_SPACE] = TPCI200_INT_SPACE_SIZE,
+       [IPACK_MEM_SPACE] = TPCI200_MEM8_SPACE_SIZE,
+};
+
+static const size_t tpci200_space_interval[IPACK_SPACE_COUNT] = {
+       [IPACK_IO_SPACE]  = TPCI200_IO_SPACE_INTERVAL,
+       [IPACK_ID_SPACE]  = TPCI200_ID_SPACE_INTERVAL,
+       [IPACK_INT_SPACE] = TPCI200_INT_SPACE_INTERVAL,
+       [IPACK_MEM_SPACE] = TPCI200_MEM8_SPACE_INTERVAL,
+};
+
 static struct tpci200_board *check_slot(struct ipack_device *dev)
 {
        struct tpci200_board *tpci200;
@@ -642,6 +656,7 @@ static void tpci200_release_device(struct ipack_device *dev)
 
 static int tpci200_create_device(struct tpci200_board *tpci200, int i)
 {
+       enum ipack_space space;
        struct ipack_device *dev =
                kzalloc(sizeof(struct ipack_device), GFP_KERNEL);
        if (!dev)
@@ -649,6 +664,13 @@ static int tpci200_create_device(struct tpci200_board *tpci200, int i)
        dev->slot = i;
        dev->bus = tpci200->info->ipack_bus;
        dev->release = tpci200_release_device;
+
+       for (space = 0; space < IPACK_SPACE_COUNT; space++) {
+               dev->region[space].start =
+                       tpci200->mod_mem[space]
+                       + tpci200_space_interval[space] * i;
+               dev->region[space].size = tpci200_space_size[space];
+       }
        return ipack_device_register(dev);
 }
 

diff --git a/drivers/staging/ipack/ipack.h b/drivers/staging/ipack/ipack.h
index a842eeaf5348562c6365b3424823e0c1b06ce356..43d152a6e0e91f6dbe54bd5e8bcb917b128d891b 100644 (file)
--- a/drivers/staging/ipack/ipack.h
+++ b/drivers/staging/ipack/ipack.h
@@ -82,6 +82,7 @@ struct ipack_device {
        struct ipack_addr_space mem_space;
        struct device dev;
        void (*release) (struct ipack_device *dev);
+       struct ipack_region      region[IPACK_SPACE_COUNT];
        u8                      *id;
        size_t                   id_avail;
        u32                      id_vendor;
@@ -195,8 +196,9 @@ void ipack_driver_unregister(struct ipack_driver *edrv);
  *
  *     Register a new IPack device ("module" in IndustryPack jargon). The call
  *     is done by the carrier driver.  The carrier should populate the fields
- *     bus and slot of @dev prior to calling this function.  The rest of the
- *     fields will be allocated and populated during registration.
+ *     bus and slot as well as the region array of @dev prior to calling this
+ *     function.  The rest of the fields will be allocated and populated
+ *     during registration.
  *
  *     Return zero on success or error code on failure.
  */